| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,969 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,619 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,467 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,427 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,116 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,217 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,846 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,362 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,087 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,181 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,121 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,786 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,045 |
| Biggest Cities in Europe | 0 | - | 4.73 | 546,587 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,121 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,577 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,322 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,034 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,669 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,265 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,445 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,100 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,898 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,578 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,881 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,891 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,012 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,859 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,106 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,601 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,698 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,549 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,987 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,447 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,291 |
| Biggest Cities in Poland | 0 | - | 4.62 | 53,929 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,589 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,696 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,557 |
| Largest City by Island | 0 | - | 4.87 | 71,925 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,035 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,024 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,578 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,373 |
| Megacities on a World Map | 0 | - | 4.98 | 254,750 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,356 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,501 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,498 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,384 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,987 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 81,983 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,861 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,071 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,298 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,794 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,450 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,200 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,510 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 66,345 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,310 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,471 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,342 |
| Biggest Cities in France | 0 | - | 4.70 | 224,090 |
| Biggest Cities in Spain | 0 | - | 4.63 | 171,232 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,018 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,294 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,233 |
| Biggest Cities in Italy | 0 | - | 4.77 | 241,175 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,618 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,681 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,477 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,931 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,557 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,995 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,934 |
| Cities of Ireland | 0 | - | 4.51 | 50,677 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,349 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,312 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 44,081 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,111 |
| Biggest Cities in Japan | 0 | - | 4.69 | 83,130 |
| Biggest Cities in China | 0 | - | 4.53 | 158,721 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,905 |
| Biggest Cities in Portugal | 0 | - | 4.43 | 21,001 |
| Biggest Cities in India | 0 | - | 4.64 | 67,775 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,759 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,611 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,095 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,004 |
| Biggest City by Region | 0 | - | 4.50 | 36,239 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,154 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,199 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,358 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,294 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,423 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 53,157 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,351 |
| Biggest Nordic Cities | 0 | - | 4.36 | 61,595 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,537 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 89,182 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,990 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,846 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,411 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,185 |
| Largest Cities once part of the Byzantine Empire | 0 | - | 4.83 | 21,636 |
| Biggest Cities in New Zealand | 0 | - | 4.57 | 24,191 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 156,929 |
| Biggest Cities in History | 0 | - | 4.52 | 90,199 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 77,630 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,960 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,428 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,619 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,481 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 36,412 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,200 |
| Biggest Cities Starting With A | 0 | - | 4.62 | 124,396 |
| Biggest Cities Starting With D | 0 | - | 4.52 | 116,687 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 109,469 |
| Biggest Cities Starting With L | 0 | - | 4.44 | 123,040 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 143,446 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 127,162 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.80 | 74,111 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 73,117 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,849 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,566 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,201 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,644 |
| Biggest U.S. Cities A-Z | 0 | - | 4.69 | 139,273 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,225 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,234 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,577 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,794 |
| Fastest Growing U.S. Cities | 0 | - | 4.35 | 73,060 |
| Biggest Coastal City by Country | 0 | - | 4.61 | 28,071 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,649 |
| Biggest City by Region #2 | 0 | - | 4.43 | 24,827 |
| Biggest Cities by Latitude Range | 0 | - | 4.78 | 27,555 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,340 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,220 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,269 |
| Biggest Cities by Trait #2 | 0 | - | 4.47 | 20,642 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.75 | 43,853 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,423 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,602 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 18,073 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.43 | 110,118 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.42 | 94,179 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,227 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,087 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 223,118 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,281 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,470 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,581 |
| Countries with Megacities | 0 | - | 4.99 | 263,721 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,424 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,305 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,694 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,349 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 117,183 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,422 |
| Biggest Cities Near a Border | 0 | - | 4.22 | 31,959 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,844 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.25 | 20,512 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,934 |
| Biggest Cities Starting With B | 0 | - | 4.34 | 162,812 |
| Biggest Cities Starting With C | 0 | - | 4.11 | 105,351 |
| Biggest Cities Starting With K | 0 | - | 4.31 | 87,152 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 126,637 |
| Biggest Cities Starting With T | 0 | - | 4.29 | 128,306 |
| Biggest Cities in the Sun Belt on a Map | 0 | - | 4.68 | 23,683 |
| Largest World Cities With Four Letters | 0 | - | 4.39 | 63,827 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.38 | 32,034 |
| Cities in European Economic Areas on a Map | 0 | - | 4.70 | 17,678 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,924 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,757 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,902 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,963 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,430 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,584 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,108 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,825 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,391 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.36 | 102,161 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.16 | 107,383 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.16 | 85,546 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.17 | 80,598 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.39 | 33,724 |
| Biggest U.S. Cities Starting with P | 0 | - | 4.04 | 67,517 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.28 | 73,480 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.37 | 81,700 |
| Biggest Cities in California | 0 | - | 4.35 | 139,915 |
| Biggest Cities in Florida | 0 | - | 4.24 | 72,138 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,699 |
| Biggest Cities in Pennsylvania | 0 | - | 4.13 | 45,416 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,268 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,666 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,787 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,365 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,200 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,938 |
